APPVER replaced by CI_VERSION
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 3a3e8e0..a617db8 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -62,6 +62,14 @@
<h1>Change Log</h1>
+<h2>Version 1.5.4</h2>
+<p>Release Date: April 15, 2007 </p>
+<ul>
+ <li>APPVER has been deprecated and replaced with CI_VERSION for clarity. </li>
+ <li>Added array to string into the profiler </li>
+ <li>Fixed a bug in router that was ignoring the scaffolding route for optimization </li>
+ <li>Fixed doc typos. </li>
+</ul>
<h2>Version 1.5.3</h2>
<p>Release Date: April 15, 2007 </p>
<ul>